CA2382537C - Method and system to synchronize mobile units to a base transceiver station - Google Patents
Method and system to synchronize mobile units to a base transceiver station Download PDFInfo
- Publication number
- CA2382537C CA2382537C CA002382537A CA2382537A CA2382537C CA 2382537 C CA2382537 C CA 2382537C CA 002382537 A CA002382537 A CA 002382537A CA 2382537 A CA2382537 A CA 2382537A CA 2382537 C CA2382537 C CA 2382537C
- Authority
- CA
- Canada
- Prior art keywords
- synchronization signal
- base transceiver
- transceiver station
- frame
- user equipment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000000034 method Methods 0.000 title claims abstract description 39
- 238000001514 detection method Methods 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 description 10
- 230000008901 benefit Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008520 organization Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- VJYFKVYYMZPMAB-UHFFFAOYSA-N ethoprophos Chemical group CCCSP(=O)(OCC)SCCC VJYFKVYYMZPMAB-UHFFFAOYSA-N 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J9/00—Multiplex systems in which each channel is represented by a different type of modulation of the carrier
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2618—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using hybrid code-time division multiple access [CDMA-TDMA]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/0602—Systems characterised by the synchronising information used
- H04J3/0605—Special codes used as synchronising signal
- H04J3/0608—Detectors therefor, e.g. correlators, state machines
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/001—Synchronization between nodes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W92/00—Interfaces specially adapted for wireless communication networks
- H04W92/04—Interfaces between hierarchically different network devices
- H04W92/10—Interfaces between hierarchically different network devices between terminal device and access point, i.e. wireless air interface
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Time-Division Multiplex Systems (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT1999MI001845A IT1313125B1 (it) | 1999-08-27 | 1999-08-27 | Procedimento e sistema per sincronizzare tra loro le unita' mobili ele stazioni radio base nelle reti di telecomunicazione digitale |
| ITMI99A001845 | 1999-08-27 | ||
| PCT/EP2000/007120 WO2001017137A1 (en) | 1999-08-27 | 2000-07-24 | Method and system to synchronize mobile units to a base transceiver station |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2382537A1 CA2382537A1 (en) | 2001-03-08 |
| CA2382537C true CA2382537C (en) | 2007-10-09 |
Family
ID=11383565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002382537A Expired - Lifetime CA2382537C (en) | 1999-08-27 | 2000-07-24 | Method and system to synchronize mobile units to a base transceiver station |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP1210780B1 (de) |
| JP (1) | JP4669983B2 (de) |
| CN (1) | CN1159865C (de) |
| AT (1) | ATE281718T1 (de) |
| CA (1) | CA2382537C (de) |
| DE (1) | DE60015573D1 (de) |
| IT (1) | IT1313125B1 (de) |
| WO (1) | WO2001017137A1 (de) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2814878B1 (fr) * | 2000-10-02 | 2003-05-30 | Mitsubishi Electric Inf Tech | Procede d'emission d'un signal de synchronisation pendant un intervalle de temps de synchronisation d'un systeme de telecommunication radio-mobile du type duplex a division de temps (tdd) |
| EP1416648A1 (de) * | 2002-10-28 | 2004-05-06 | Siemens Aktiengesellschaft | Verfahren zur dezentralen Synchronisation in einem selbstorganisierenden Funkkommunikationssystem |
| WO2004086780A1 (en) * | 2003-03-26 | 2004-10-07 | Huawei Technologies Co., Ltd. | Method for initial uplink synchronization in tdd system |
| EP1668786B1 (de) | 2003-09-23 | 2012-08-22 | Nxp B.V. | Anfängliche synchronisation für empfänger |
| US7768977B2 (en) * | 2003-11-04 | 2010-08-03 | Sony Ericsson Mobile Communications Ab | Establishing a communication link by selectively powering a transceiver based on a communication request received by another transceiver |
| CN1298114C (zh) * | 2004-05-14 | 2007-01-31 | 中兴通讯股份有限公司 | 一种td-scdma系统确定上行同步时间提前量的方法 |
| CN100435496C (zh) * | 2004-08-12 | 2008-11-19 | 上海贝尔阿尔卡特股份有限公司 | 同步用户终端指针的方法 |
| WO2007039812A1 (en) | 2005-10-05 | 2007-04-12 | Nokia Corporation | Downlink synchronization channels transparent to shared channel users |
| CN101426264B (zh) * | 2007-11-02 | 2010-12-08 | 中兴通讯股份有限公司 | 一种降低td-scdma系统中节点b功耗的方法 |
| CN101808314B (zh) * | 2010-03-18 | 2012-09-19 | 华为终端有限公司 | 多时隙移动终端驻留小区的方法及相关设备、系统 |
| CN110730496B (zh) * | 2018-06-29 | 2021-04-06 | 电信科学技术研究院有限公司 | 一种同步的方法及终端设备 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2098834B (en) * | 1981-05-14 | 1985-02-13 | Standard Telephones Cables Ltd | Subscribers loop synchronisation |
| US5930366A (en) * | 1997-08-29 | 1999-07-27 | Telefonaktiebolaget L M Ericsson | Synchronization to a base station and code acquisition within a spread spectrum communication system |
-
1999
- 1999-08-27 IT IT1999MI001845A patent/IT1313125B1/it active
-
2000
- 2000-07-24 EP EP00953087A patent/EP1210780B1/de not_active Expired - Lifetime
- 2000-07-24 DE DE60015573T patent/DE60015573D1/de not_active Expired - Lifetime
- 2000-07-24 WO PCT/EP2000/007120 patent/WO2001017137A1/en not_active Ceased
- 2000-07-24 JP JP2001520968A patent/JP4669983B2/ja not_active Expired - Lifetime
- 2000-07-24 CA CA002382537A patent/CA2382537C/en not_active Expired - Lifetime
- 2000-07-24 CN CNB008115842A patent/CN1159865C/zh not_active Expired - Lifetime
- 2000-07-24 AT AT00953087T patent/ATE281718T1/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CN1370355A (zh) | 2002-09-18 |
| ITMI991845A0 (it) | 1999-08-27 |
| WO2001017137A1 (en) | 2001-03-08 |
| ATE281718T1 (de) | 2004-11-15 |
| ITMI991845A1 (it) | 2001-02-27 |
| IT1313125B1 (it) | 2002-06-17 |
| JP2003508962A (ja) | 2003-03-04 |
| JP4669983B2 (ja) | 2011-04-13 |
| EP1210780A1 (de) | 2002-06-05 |
| CA2382537A1 (en) | 2001-03-08 |
| EP1210780B1 (de) | 2004-11-03 |
| DE60015573D1 (de) | 2004-12-09 |
| CN1159865C (zh) | 2004-07-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKEX | Expiry |
Effective date: 20200724 |